53377634811831 has 32 divisors (see below), whose sum is σ = 77825672280576. Its totient is φ = 32272858176000.

The previous prime is 53377634811803. The next prime is 53377634811871. The reversal of 53377634811831 is 13811843677335.

It is not a de Polignac number, because 53377634811831 - 2¹⁹ = 53377634287543 is a prime.

It is a super-2 number, since 2×53377634811831² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53377634811871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36015046 + ... + 37467836.

It is an arithmetic number, because the mean of its divisors is an integer number (2432052258768).

Almost surely, 2^{53377634811831} is an apocalyptic number.

53377634811831 is a deficient number, since it is larger than the sum of its proper divisors (24448037468745).

53377634811831 is a wasteful number, since it uses less digits than its factorization.

53377634811831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455463.

The product of its digits is 30481920, while the sum is 60.

The spelling of 53377634811831 in words is "fifty-three trillion, three hundred seventy-seven billion, six hundred thirty-four million, eight hundred eleven thousand, eight hundred thirty-one".